TY - GEN AU - Ren,Q S AU - Zhao,L M AU - Yu,W J TI - The effect of blowing a whistle on the cross-sectional area of the internal jugular vein SN - 1365-2044 PY - 2016///0623 KW - Exhalation KW - physiology KW - Female KW - Humans KW - Jugular Veins KW - diagnostic imaging KW - Male KW - Reference Values KW - Ultrasonography KW - Valsalva Maneuver N1 - Publication Type: Letter UR - https://doi.org/10.1111/anae.13397 ER -